With 7 of its ambitious rules for cars, trucks and trains repealed, California officials must find new ways to clean up the nation’s worst air quality. But officials face growing pushback about ...

Global warming has picked up pace since around 2010, leading to the recent string of record warm years. Why this is happening ...

Smoke from the Ferguson Fire at Yosemite National Park makes skies above Fresno murky in 2018. Bee file photo [email protected] How bad is air pollution in California? Five California cities ...

The smaller particles could in fact be more harmful as they can get through the body's natural defenses and cause significant health problems.

Air pollution in India resulted in 1.67 million deaths in 2019—the largest pollution-related death toll in any country in the world—and also accounted for $36.8 billion in economic losses, according ...

A new real-time monitoring system captures minute-by-minute changes in toxic metals resulting from traffic pollution.

Boxtown residents and supporters stand outside the Shelby County Health Department on April 30 during a protest organized by ...

Early one October afternoon in 2023, thick gray smoke drifted across Sheffield's western skyline. As much of the city became ...

The combined effects of climate change and air pollution have led to direct declines in precipitation in the U.S. Southwest, ...